National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Sparta, Sparta / Fort McCoy Airport (KCMY)

Lat: 43.96°NLon: 90.74°WElev: 837ft.

Fair

69°F

21°C

Humidity 87%
Wind Speed S 7 mph
Barometer 29.99 in (1015.9 mb)
Dewpoint 65°F (18°C)
Visibility 7.00 mi
Last update 29 Aug 12:55 pm CDT
Extended Forecast for

2 Miles W Warrens WI

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 4pm. Mostly cloudy, with a high near 75. South wind around 11 mph, with gusts as high as 23 mph.

    High: 75 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 3am and 4am. Mostly cloudy, with a low around 66. South wind 5 to 7 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 85. South wind 3 to 6 mph.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 70. Southeast wind 3 to 6 mph.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 7am, then a slight chance of showers. Mostly sunny, with a high near 88. South wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Light and variable wind.

    High: 88 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Calm wind becoming northwest around 5 mph. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 4pm. Mostly cloudy, with a high near 75. South wind around 11 mph, with gusts as high as 23 mph.
Tonight
A slight chance of showers and thunderstorms between 3am and 4am. Mostly cloudy, with a low around 66. South wind 5 to 7 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 85. South wind 3 to 6 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 70. Southeast wind 3 to 6 mph.
Monday
A chance of showers and thunderstorms before 7am, then a slight chance of showers. Mostly sunny, with a high near 88. South wind around 7 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. Light and variable wind.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 67. Calm wind.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Calm wind becoming northwest around 5 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 84. Light and variable wind.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Calm wind.
Friday
Mostly sunny, with a high near 84. Calm wind becoming southeast around 5 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Warrens WI
 44.14°N 90.54°W
Last Update:
1:26 pm CDT Aug 29, 2026
Forecast Valid:
2pm CDT Aug 29, 2026-6pm CDT Sep 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation